Howmedica recalls certain knee replacement implants (product #6637-4-031) due to potential oxidation in older units. Affected implants may have reduced material properties. Contact Howmedica for details.
Product manufactured using UHMWPE raw material over 5 years of age has the potential for elevated levels of oxidation. Oxidation within UHMWPE can have an impact on its material properties.
Howmedica recalls specific knee replacement implants that are over 5 years old. Oxidation in the material could weaken the implant over time, potentially affecting its performance.
The implant material (UHMWPE) can oxidize over time, especially in units more than 5 years old. This oxidation may reduce the material's strength and durability, potentially affecting long-term performance.
Knee replacement surgery patients who received the recalled implant (product #6637-4-031) between 2019 and 2024. Patients with implants older than 5 years are most at risk.
Check for product number 6637-4-031 on the implant. The recall covers implants manufactured with lot numbers 36273601 or 36609701, sold between 2019 and 2024.
Look for product number 6637-4-031 and lot numbers 36273601 or 36609701 on the implant.
The recall is for implants over 5 years old that may have reduced material properties due to oxidation, but it does not pose an immediate risk of injury.
Check for product number 6637-4-031 and lot numbers 36273601 or 36609701 on the implant. The recall covers implants sold between 2019 and 2024.
Contact Howmedica directly to confirm if your implant is affected and get guidance on next steps.
We’ve drafted a message you can send Howmedica to request your refund or repair — edit it as you like.
Subject: Recall Z-0914-2024 — Howmedica Howmedica Hello, I own a Howmedica that is covered by recall Z-0914-2024 from Howmedica. I’m writing to arrange the remedy described in the recall (a refund, repair, or replacement as applicable). Could you please tell me the next steps to resolve this? Thank you.
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The facts (hazard, remedy, dates, manufacturer) are pulled from the official FDA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
